Finding the Fourth Proportional to 372,567.70, 558,856.80 and 106,328.26
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Solution
The fourth proportional to 372,567.70, 558,856.80 and 106,328.26 is: 159,493.89
Step by Step Solution
- Step 1: Write the proportion equation
372,567.70 : 558,856.80 = 106,328.26 : x - Step 2: Convert to fraction form
372,567.70/558,856.80 = 106,328.26/x - Step 3: Cross multiply
372,567.70x = 558,856.80 × 106,328.26 - Step 4: Simplify right side
372,567.70x = 59,422,271,133.17 - Step 5: Solve for x
x = 59,422,271,133.17/372,567.70 - Step 6: Final answer
x = 159,493.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.